यदि $\log (x+y)=\sin (x+y)$ है,तो $\frac{dy}{dx}$ का मान क्या है?

  • A
    $2$
  • B
    $1$
  • C
    $0$
  • D
    $-1$

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यदि $\ln \left( {(e - 1){e^{xy}} + {x^2}} \right) = {x^2} + {y^2}$ है,तो $\left. {\frac{{dy}}{{dx}}} \right|_{(1,0)}$ का मान ज्ञात कीजिए।

यदि $\sin ^2 x + \cos ^2 y = 1$ है,तो $\frac{dy}{dx} = $

यदि ${x^m}{y^n} = {(x + y)^{m + n}}$ है,तो ${\left. {\frac{dy}{dx}} \right|_{x = 1, y = 2}}$ का मान क्या होगा?

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यदि $\cos ^{-1}\left(\frac{x^2-y^2}{x^2+y^2}\right)=k$ (एक स्थिरांक) है, तो $\frac{d y}{d x}$ का मान ज्ञात कीजिए।

यदि $y^{\frac{1}{m}}+y^{-\frac{1}{m}}=2x$,जहाँ $x \neq 1$,तो $(x^2-1)(\frac{dy}{dx})^2$ का मान ज्ञात कीजिए।

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